patch 7.4.2191

Problem:    No automatic prototype for vim_main2().
Solution:   Move the #endif. (Ken Takata)

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2191,
 /**/
     2190,
 /**/